source: https://github.com/kmike/psd-tools

• windows:

  SET VS90COMNTOOLS=%VS100COMNTOOLS%
  easy_install.ext psd-tools
  easy_install.exe packbits

• linux:

  pip install psd-tools
  pip install packbits

from psd_tools import PSDImage
 
psd = PSDImage.load('1203.psd')
print psd.header
print psd.layers

output:

PsdHeader(number_of_channels=4, height=1186, width=1181, depth=8, color_mode=CMYK)
[<psd_tools.Layer: u'COMPANY copy 2', size=528x35, x=286, y=666>, <psd_tools.Layer: u'COMPANY', size=738x88, x=108, y=742>, <psd_tools.Layer: u'Layer 2', size=535x388,
 u'Layer 3', size=1181x1186, x=0, y=0>]